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32 Cards in this Set
- Front
- Back
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Whole Numbers
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0,1,2,3,4,5,....
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natural numbers
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1,2,3,4....
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Whole number 1,083,664,500 is written in?
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standard form
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We can visualize who numbers by points of a line.
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number line
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5,672=5000+600+70+2 is written in?
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expanded form
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2 + 4 + 6
2 is called what? 4 is called what? 6 is called what? |
2 is called addend
4 is called addend 6 is called sum |
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addition property of 0
7 + 0 = 7 or 0 + 7=7 |
the sum of 0 and any number is that number
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commutative property of addition
2 + 3=5 or 3 + 2=5 |
changing the order of two addends does not change their sum
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associative property of addition
2 + 1 + 5=8 or 3 + 5 = 8 |
when adding numbers, grouping of the numbers can be changed without changing the sum.
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8 - 3 =5
what is 8 called? what is 3 called? what is 5 called? |
8 is minuend
3 is subtrahend 5 is difference |
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subtraction properties of 0
11-11=0 |
the difference of any number and that same number is 0
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perimeter of a polygon
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distance around the polygon. add all the sides
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5 x 6 = 30
what is 5 called? what is 6 called? what is 30 called? |
5 and 6 are called factors.
30 is the product |
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multiplication property of 0
if we x by 0 |
the result is always 0
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area of a rectangle
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length x width
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the process of separating a quantity into equal parts is called
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division
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75 divided by 3 = 25
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75 is the dividend
3 is the divisor 25 is the quotient |
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division properties of 0
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the quotient of 0 any any number (except 0) is 0
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the quotient of any number and 0 is not a number.
3/0 |
undefined
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order of operations
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parentheses, brackets fraction bars innermost set
exponents x or divide left to right add or subtract left to right |
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Adding Rules:
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Positive + Positive = Positive: 5 + 4 = 9
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Adding Rules
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Negative + Negative = Negative: (- 7) + (- 2) = - 9
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Adding Rules
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Sum of a negative and a positive number: Use the sign of the larger number and subtract
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Subtracting Rules
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Negative - Positive = Negative: (- 5) - 3 = -5 + (-3) = -8
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Multiplying Rules
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Positive x Positive = Positive: 3 x 2 = 6
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Multiplying Rules
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Negative x Negative = Positive: (-2) x (-8) = 16
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Multiplying Rules
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Negative x Positive = Negative: (-3) x 4 = -12
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Multiplying Rules
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Positive x Negative = Negative: 3 x (-4) = -12
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Dividing Rules
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Positive ÷ Positive = Positive: 12 ÷ 3 = 4
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Dividing Rules
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Negative ÷ Negative = Positive: (-12) ÷ (-3) = 4
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Dividing Rules
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Negative ÷ Positive = Negative: (-12) ÷ 3 = -4
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Dividing Rules
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Positive ÷ Negative = Negative: 12 ÷ (-3) = -4
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